CVE-2026-16553

mediumpriority · track · 0EPSS 0.003 · 27 %ileDEEUNLUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.34% (27th) EPSS

CVSS 5.4 · medium

Is it mine?

16 products

Check your exposure

Who says so?

6 sources

cnnvd · enisa_euvd · cert_bund · ncsc_nl

EPSS · scored 2026-10-27

GitLab has remediated an issue in GitLab EE affecting all versions from 18.8 before 19.0.5, 19.1 before 19.1.3, and 19.2 before 19.2.1 that under certain conditions could have allowed some sensitive information to be disclosed to an unintended host due to improper handling of upstream requests in virtual registries.

cvss

Technical severity, 0–10. One row per scoring source.

5.4

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.15.4mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:Lsecondary · ENISA EU

v3.15.4mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:Lsecondary · cve@gitlab.comexploitability 2.8 · impact 2.5

v3.15mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L/E:Usecondary · CVSS-BT (t0sche)

v3.15.4mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:Lsecondary · NCSC-NL NL

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-522USprimaryCWE-522US

affected products (16)

Products and version ranges known to be affected.

Open Source GitLab <19.0.5all versionscert_bundDE
Open Source GitLab <19.1.3all versionscert_bundDE
Open Source GitLab <19.2.1all versionscert_bundDE
Open Source GitLab< 19.0.5cert_bundDE
Open Source GitLab< 19.1.3cert_bundDE
Open Source GitLab< 19.2.1cert_bundDE
GitLab GitLab18.8 → 19.0.5enisa_euvdEU
GitLab GitLab19.1 → 19.1.3enisa_euvdEU
GitLab GitLab19.2 → 19.2.1enisa_euvdEU
GitLab GitLab≤ vers:unknown/*ncsc_nlNL
gitlab gitlab18.8.0 → 19.0.5nvdUScpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
gitlab gitlab19.1.0 → 19.1.3nvdUScpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
gitlab gitlab= 19.2.0nvdUScpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
Bitnami gitlab18.8.0 → 19.0.5osvUSpkg:bitnami/gitlab
Bitnami gitlab19.1.0 → 19.1.3osvUSpkg:bitnami/gitlab
Bitnami gitlab19.2.0 → 19.2.1osvUSpkg:bitnami/gitlab

advisories (3)

Vendor and ecosystem advisories describing this.

NCSC-2026-0270Kwetsbaarheden verholpen in GitLab door GitLab Inc.NL2026-07-30csaf · ncsc_nlNL
GitLab Inc. heeft meerdere kwetsbaarheden verholpen in GitLab, specifiek in versies voorafgaand aan 19.0.5, 19.1.3 en 19.2.1, inclusief GitLab Enterprise Edition (EE) versies binnen deze reeksen.
WID-SEC-W-2026-2586GitLab: Mehrere SchwachstellenDeutsch2026-07-29csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in GitLab ausnutzen, um Sicherheitsmaßnahmen zu umgehen, Cross-Site-Scripting-Angriffe durchzuführen, Daten zu manipulieren, vertrauliche Informationen offenzulegen oder einen Denial-of-Service-Zustand auszulösen.
BIT-gitlab-2026-16553Insufficiently Protected Credentials in GitLab2026-08-17vendor · osvUS
GitLab has remediated an issue in GitLab EE affecting all versions from 18.8 before 19.0.5, 19.1 before 19.1.3, and 19.2 before 19.2.1 that under certain conditions could have allowed some sensitive information to be disclosed to an unintended host due to improper handling of upstream requests in virtual registries.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund ncsc_nl nvd osv NVD CVE.org MITRE

published 2026-07-29modified 2026-08-03

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+1717 more

references (6)

External citations — patches, advisories, analysis.

scry

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